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Flagstaff

$356+ Cheap flights from Missouri to Flagstaff (FLG)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FLG
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Missouri to Flagstaff

Cheapest flights from Missouri to Flagstaff
Explore the most affordable flight options available from Missouri to Flagstaff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:39 am
MCI
-
FLG
1 stop7h 58m
American Airlines
Tue 6/212:17 pm
FLG
-
MCI
1 stop7h 40m
American Airlines
Deal found 1/28$356
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:40 am
MCI
-
FLG
1 stop7h 11m
American Airlines
Tue 4/71:30 pm
FLG
-
MCI
1 stop7h 20m
American Airlines
Deal found 1/28$366
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:05 am
MCI
-
FLG
2 stops7h 26m
American Airlines
Thu 4/307:52 pm
FLG
-
MCI
2 stops11h 00m
American Airlines
Deal found 1/26$381
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:30 am
SGF
-
FLG
1 stop7h 07m
American Airlines
Tue 6/212:17 pm
FLG
-
SGF
1 stop4h 50m
American Airlines
Deal found 1/28$406
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:20 am
STL
-
FLG
1 stop8h 31m
American Airlines
Wed 5/61:30 pm
FLG
-
STL
1 stop7h 34m
American Airlines
Deal found 1/28$406
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:40 am
MCI
-
FLG
1 stop7h 11m
American Airlines
Sat 4/46:00 am
FLG
-
MCI
1 stop5h 33m
American Airlines
Deal found 1/28$436
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:12 am
STL
-
FLG
1 stop8h 39m
American Airlines
Thu 4/24:50 pm
FLG
-
STL
1 stop5h 09m
American Airlines
Deal found 1/27$436
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1410:43 am
STL
-
FLG
2 stops11h 13m
American Airlines
Tue 2/175:50 pm
FLG
-
STL
1 stop5h 09m
American Airlines
Deal found 1/26$446
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:05 am
STL
-
FLG
2 stops11h 26m
American Airlines
Sat 5/167:52 pm
FLG
-
STL
2 stops10h 31m
American Airlines
Deal found 1/27$451
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:30 am
MCI
-
FLG
1 stop8h 30m
American Airlines
Thu 4/307:52 pm
FLG
-
MCI
2 stops11h 00m
American Airlines
Deal found 1/26$456
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:12 am
STL
-
FLG
1 stop6h 39m
American Airlines
Mon 4/135:01 pm
FLG
-
STL
1 stop4h 58m
American Airlines
Deal found 1/27$456
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/115:48 am
MCI
-
FLG
1 stop8h 00m
American Airlines
Sat 2/145:50 pm
FLG
-
MCI
1 stop5h 07m
American Airlines
Deal found 1/28$466

Find flight deals from Missouri to Flagstaff

Keep the following information in mind while searching for Missouri to Flagstaff flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$356
(American Airlines)

Popular in

March

Cheapest in

September

Average price

$620
Provider with most accurate pricing for Lambert-St Louis-Flagstaff Pulliam flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Flagstaff Pulliam flights.
Search Deals
From Missouri to Flagstaff Pulliam
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Flagstaff that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Missouri to Flagstaff that are best for you.

Fly from

Missouri

Fly to

Flagstaff

Route

Depart

Return

Price

Kansas CityFlagstaff

MCI - FLG

MCIFLG

Kansas City

Wed 5/27

5:39 am-11:37 am

1 stop7h 58m

Flagstaff Pulliam

Tue 6/2

12:17 pm-9:57 pm

1 stop7h 40m

$356

Kansas CityFlagstaff

MCI - FLG

MCIFLG

Kansas City

Mon 4/27

6:20 pm-10:57 pm

1 stop6h 37m

Flagstaff Pulliam

Thu 4/30

7:52 pm-8:52 am

2 stops11h 00m

$376

Kansas CityFlagstaff

MCI - FLG

MCIFLG

Kansas City

Sun 3/1

4:16 pm-11:59 pm

2 stops8h 43m

Flagstaff Pulliam

Thu 3/5

7:30 am-1:33 pm

1 stop5h 03m

$376

Kansas CityFlagstaff

MCI - FLG

MCIFLG

Kansas City

Tue 4/28

6:30 am-1:00 pm

1 stop8h 30m

Flagstaff Pulliam

Thu 4/30

7:52 pm-8:52 am

2 stops11h 00m

$376

Kansas CityFlagstaff

MCI - FLG

MCIFLG

Kansas City

Tue 3/31

11:02 am-4:19 pm

2 stops7h 17m

Flagstaff Pulliam

Tue 4/7

12:21 pm-7:21 pm

1 stop5h 00m

$376

SpringfieldFlagstaff

SGF - FLG

SGFFLG

Springfield-Branson

Wed 5/27

6:30 am-11:37 am

1 stop7h 07m

Flagstaff Pulliam

Tue 6/2

12:17 pm-7:07 pm

1 stop4h 50m

$406

St. LouisFlagstaff

STL - FLG

STLFLG

Lambert-St Louis

Sat 5/2

5:20 am-11:51 am

1 stop8h 31m

Flagstaff Pulliam

Wed 5/6

1:30 pm-11:04 pm

1 stop7h 34m

$406

Kansas CityFlagstaff

MCI - FLG

MCIFLG

Kansas City

Wed 4/1

6:40 am-11:51 am

1 stop7h 11m

Flagstaff Pulliam

Sat 4/4

6:00 am-1:33 pm

1 stop5h 33m

$436

St. LouisFlagstaff

STL - FLG

STLFLG

Lambert-St Louis

Sun 3/29

5:12 am-11:51 am

1 stop8h 39m

Flagstaff Pulliam

Thu 4/2

4:50 pm-11:59 pm

1 stop5h 09m

$436

St. LouisFlagstaff

STL - FLG

STLFLG

Lambert-St Louis

Sat 2/14

10:43 am-8:56 pm

2 stops11h 13m

Flagstaff Pulliam

Tue 2/17

5:50 pm-11:59 pm

1 stop5h 09m

$446

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 18 results
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Best time to book a flight from Missouri to Flagstaff

Have a flexible travel schedule? Discover the best time to fly to Flagstaff from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Flagstaff

What is the cheapest month to book a flight from Missouri to Flagstaff?

Currently, November is the cheapest month in which you can book a flight from Missouri to Flagstaff (average of $269). Flying from Missouri to Flagstaff in January is currently the most expensive (average of $493). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Missouri to Flagstaff?

Related info for your journey

Find useful and relevant information for your journey from Missouri to Flagstaff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Flagstaff from Missouri?

    If you book a flight to Flagstaff from Missouri, you will be flying to Flagstaff Pulliam, which is the city’s only airport. Flagstaff Pulliam (FLG) is located 4.3 mi from the center of Flagstaff.

  • How long is the flight from Missouri to Flagstaff?

    American Airlines can get you from Missouri to Flagstaff in just under 7h 58m. Your travel time can differ by up to . The distance from Missouri to Flagstaff is about 974 mi.

  • What are the most popular routes from Missouri to Flagstaff?

    While some choose either Lambert-St Louis - Flagstaff Pulliam or Springfield-Branson - Flagstaff Pulliam, Kansas City - Flagstaff Pulliam is the most popular route from Missouri to Flagstaff.

  • Can I find deals for flights from Missouri to Flagstaff that include hotel bookings?

    Yes. In addition to deals on Missouri to Flagstaff flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Flagstaff?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Flagstaff.

  • Can I find deals for business class flights from Missouri to Flagstaff?

    Yes. Cheapflights offers flight deals from Missouri to Flagstaff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to Flagstaff?

    Currently, November is the cheapest month in which you can book a flight from Missouri to Flagstaff (average of $269). Flying from Missouri to Flagstaff in January is currently the most expensive (average of $493). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Flagstaff?

Book flights to Flagstaff if you plan to visit one of these locations
Winslow
Williams

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Alternative routes for Missouri to Flagstaff

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Missouri to Flagstaff

Discover the top airline that operate flights from Missouri to Flagstaff. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$305Average$543FlexibilityNo cancel feeOn-time71%

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